– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Thu 04 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Thu 04 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 04 Jun Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 29mm), heaviest during Fri night. Very mild (max 15°C on Thu afternoon, min 5°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 4mm), mostly falling on Sun afternoon. Warm (max 20°C on Tue afternoon, min 6°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | | | | | |  |  |  | | |  | |
rain shwrs | rain shwrs | rain shwrs | rain shwrs | light rain | heavy rain | light rain | rain shwrs | rain shwrs | light rain | rain shwrs | rain shwrs | clear | some clouds | some clouds | clear | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
0.9 | 0.1 | 0.2 | 0.6 | 3 | 17 | 3 | 2 | 2 | 2 | 2 | 0.1 | — | — | — | — | — | — | |
max °C | 11 | 15 | 12 | 9 | 9 | 7 | 6 | 8 | 8 | 7 | 11 | 11 | 15 | 19 | 16 | 17 | 20 | 17 |
min °C | 10 | 14 | 6 | 8 | 8 | 5 | 5 | 6 | 6 | 6 | 9 | 7 | 11 | 18 | 11 | 14 | 20 | 11 |
10 | 14 | 6 | 8 | 7 | 5 | 5 | 5 | 6 | 6 | 9 | 7 | 11 | 18 | 11 | 14 | 20 | 11 | |
2100 | 2450 | 1900 | 1650 | 1700 | 1400 | 1350 | 1500 | 1450 | 1500 | 1900 | 2150 | 2300 | 2650 | 2800 | 2900 | 3150 | 3150 | |
Cloud base (m) | 750 | 1700 | 900 | 700 | 750 | 550 | 550 | 600 | 650 | 550 | 700 | 7900 | 2950 | 5550 | 6850 | |||
 | 5:07 | — | — | 5:07 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — | 5:05 | — | — |
 | — | — | 9:04 | — | — | 9:05 | — | — | 9:06 | — | — | 9:07 | — | — | 9:07 | — | — | 9:07 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 29mm), heaviest during Fri night. Very mild (max 15°C on Thu afternoon, min 5°C on Fri night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Sun afternoon. Warm (max 20°C on Tue afternoon, min 6°C on Sun morning). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.